关键词：生物质能；燃料；交通运输；替代燃料；经济分析；能源需求；燃油消耗，温室效应；石油
摘 要：The viability of biomass as transportation fuel depends upon the allocation of limited resources for fuel, power, and products. By focusing on mature markets, this report identifies how biomass is projected to be most economically used in the long term and the implications for greenhouse gas(GHG) emissions and petroleum use.